Frame sill extrusion



FIG. 1 is a fragmentary top perspective view of the frame sill extrusionshowing my design;

FIG. 2 is a top plan view broken away to indicate indeterminate length;

FIG. 3 is a bottom plan view thereof broken away to indicateindeterminate length; and

FIG. 4 is a front elevational view thereof to a reduced scale in whichthe rear elevational view is a mirror image of the front view.

The ornamental design for a frame sill extrusion, as shown and described. 